public class Example8_2 {
	public static void main(String args[]) {
		String s1, s2;
		s1 = new String("天道酬勤");
		s2 = new String("天道酬勤");
		System.out.println(s1.equals(s2));    //输出结果是：true
		System.out.println(s1 == s2);            //输出结果是：false
		String s3, s4;
		s3 = "we are students";
		s4 = new String("we are students");
		System.out.println(s3.equals(s4));    //输出结果是：true
		System.out.println(s3 == s4);            //输出结果是：false
		String s5, s6;
		s5 = "勇者无敌";
		s6 = "勇者无敌";
		System.out.println(s5.equals(s6));    //输出结果是：true
		System.out.println(s5 == s6);            //输出结果是：true
	}
}
